🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.1

Radius: 14.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.49 AU - 0.63 AU

Year: 284 Days

Day: 10.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 93.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,609,085 km

• M1: 176,675 km (0.045 R)
• M2: 750,233 km (0.119 R)
• M3: 1,356,703 km (0.073 R)
• M4: 1,857,557 km (0.083 R)
• M5: 2,441,437 km (0.074 R)
• M6: 3,289,208 km (0.101 R)
• M7: 4,141,019 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 13

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.53 AU - 0.75 AU

Year: 347 Days

Day: 14.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,609,085 km

• M1: 162,164 km (0.098 R)
• M2: 677,230 km (0.08 R)
• M3: 1,165,068 km (0.08 R)
• M4: 1,640,041 km (0.077 R)
• M5: 2,169,618 km (0.112 R)
• M6: 2,750,058 km (0.114 R)
• M7: 3,956,116 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.9

Radius: 12.1

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.66 AU - 0.76 AU

Year: 406 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,609,085 km

• M1: 150,495 km (0.095 R)
• M2: 681,269 km (0.102 R)
• M3: 1,071,420 km (0.114 R)
• M4: 1,540,409 km (0.041 R)
• M5: 2,211,206 km (0.116 R)
• M6: 2,741,979 km (0.051 R)
• M7: 3,152,476 km (0.044 R)
• M8: 3,662,305 km (0.067 R)
• M9: 4,862,978 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.4

Radius: 9.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.88 AU - 2.14 AU

Year: 1933 Days

Day: 8.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,609,085 km

• M1: 119,529 km (0.09 R)
• M2: 428,448 km (0.069 R)
• M3: 825,631 km (0.089 R)
• M4: 1,568,234 km (0.108 R)
• M5: 2,130,573 km (0.118 R)
• M6: 3,092,487 km (0.115 R)
• M7: 5,985,710 km (0.097 R)
• M8: 6,310,487 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.5

Radius: 10.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.52 AU - 3.92 AU

Year: 3919 Days

Day: 5.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,609,085 km

• M1: 129,402 km (0.05 R)
• M2: 555,307 km (0.084 R)
• M3: 992,432 km (0.057 R)
• M4: 1,657,544 km (0.117 R)
• M5: 3,982,295 km (0.12 R)
• M6: 12,398,223 km (0.062 R)
• M7: 14,469,854 km (0.094 R)
• M8: 14,811,685 km (0.079 R)
• M9: 15,562,218 km (0.099 R)
• M10: 17,467,347 km (0.093 R)
• M11: 18,361,942 km (0.114 R)
• M12: 18,936,547 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 15,209 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit